package org.example.design.rabbit.topic;

import com.rabbitmq.client.*;
import org.example.design.rabbit.constant.Constants;

import java.io.IOException;
import java.util.concurrent.TimeoutException;

public class ConsumerDemo1 {
    public static void main(String[] args) throws IOException, TimeoutException {
        //1.创建连接
        ConnectionFactory connectionFactory=new ConnectionFactory();
        connectionFactory.setHost(Constants.HOST);
        connectionFactory.setPort(Constants.PORT);
        connectionFactory.setUsername(Constants.USER_NAME);
        connectionFactory.setPassword(Constants.PASSWORD);
        connectionFactory.setVirtualHost(Constants.VIRTUAL_HOST);
        Connection connection=connectionFactory.newConnection();

        //2.开启信道
        Channel channel=connection.createChannel();

        //3.声明队列
        channel.queueDeclare(Constants.TOPIC_QUEUE1,true,false,false,null);

        //5.消费消息
        DefaultConsumer consumer=new DefaultConsumer(channel){
            @Override
            public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties, byte[] body) throws IOException {
                System.out.println("接收到消息:"+new String(body));
            }
        };
        channel.basicConsume(Constants.TOPIC_QUEUE1,true,consumer);

        //6.释放连接
        channel.close();
        connection.close();
    }
}
